Finding the Fourth Proportional to 2,674.56, 4,012.22 and 825.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674.56 : 4,012.22 = 825.82 : x
2. Step 2: Convert to fraction form
   2,674.56/4,012.22 = 825.82/x
3. Step 3: Cross multiply
   2,674.56x = 4,012.22 × 825.82
4. Step 4: Simplify right side
   2,674.56x = 3,313,371.52
5. Step 5: Solve for x
   x = 3,313,371.52/2,674.56
6. Step 6: Final answer
   x = 1,238.85